Name: 3/8 female 1/4 male Material: Aluminum alloy Product type: Tripod head kit Applicable: 3/8 to 1/4 Maximum load: 2-5 kg Weight of the product: 0.02 (kg) Product size: Reference image Quantity: Black pair With a silicone cushion, it can ensure stability and Protect the camera from scratches. The artificial groove structure is convenient for use with fingers and more comfortable to use. Suitable for tripods, ball joints, monopods, lighting brackets and other cameras.